import React, {type ReactNode} from 'react';
import clsx from 'clsx';
import Link from '@docusaurus/Link';
import {
useDocById,
findFirstSidebarItemLink,
} from '@docusaurus/plugin-content-docs/client';
import {usePluralForm} from '@docusaurus/theme-common';
import isInternalUrl from '@docusaurus/isInternalUrl';
import {translate} from '@docusaurus/Translate';
import type {Props} from '@theme/DocCard';
import Heading from '@theme/Heading';
import type {
PropSidebarItemCategory,
PropSidebarItemLink,
} from '@docusaurus/plugin-content-docs';
import styles from './styles.module.css';
const descriptionMap = {
'/template-library/aws/simple-vpc': 'Simple VPC configuration in AWS',
'/template-library/azure/simple-vnet': 'Basic Virtual Network setup in Azure',
};
function useCategoryItemsPlural() {
const {selectMessage} = usePluralForm();
return (count: number) =>
selectMessage(
count,
translate(
{
message: '1 item|{count} items',
id: 'theme.docs.DocCard.categoryDescription.plurals',
description:
'The default description for a category card in the generated index about how many items this category includes',
},
{count},
),
);
}
function CardContainer({
href,
children,
}: {
href: string;
children: ReactNode;
}): JSX.Element {
return (
<Link
href={href}
className={clsx('card padding--lg', styles.cardContainer)}>
{children}
</Link>
);
}
function CardLayout({
href,
icon,
title,
description,
}: {
href: string;
icon: ReactNode;
title: string;
description?: string;
}): JSX.Element {
const finalDescription = description || descriptionMap[href] || '';
return (
<CardContainer href={href}>
<div className={styles.inlineContent}>
{icon && <span className={styles.inlineIcon}>{icon}</span>}
<Heading
as="h2"
className={clsx('text--truncate', styles.cardTitle)}
title={title}>
{title}
</Heading>
</div>
{finalDescription && (
<p
className={clsx('text--truncate', styles.cardDescription)}
title={finalDescription}>
{finalDescription}
</p>
)}
</CardContainer>
);
}
function CardCategory({
item,
}: {
item: PropSidebarItemCategory;
}): JSX.Element | null {
const href = findFirstSidebarItemLink(item);
const categoryItemsPlural = useCategoryItemsPlural();
if (!href) {
return null;
}
const icon = item.customProps?.icon
? <img src={item.customProps.icon as string} alt={item.label} className={styles.customIcon} />
: '☁️'; // Default to a cloud icon if no custom icon is provided
return (
<CardLayout
href={href}
icon={icon}
title={item.label}
description={item.description ?? categoryItemsPlural(item.items.length)}
/>
);
}
function CardLink({item}: {item: PropSidebarItemLink}): JSX.Element {
const icon = '📄️'; // Default file icon for non-category links
const doc = useDocById(item.docId ?? undefined);
return (
<CardLayout
href={item.href}
icon={icon}
title={item.label}
description={item.description ?? doc?.description}
/>
);
}
export default function DocCard({item}: Props): JSX.Element {
switch (item.type) {
case 'link':
return <CardLink item={item} />;
case 'category':
return <CardCategory item={item} />;
default:
throw new Error(`unknown item type ${JSON.stringify(item)}`);
}
}